Scale comprising a multiplier for using a precomputed table and fractional multiplication



Oct. 29, 1963 K. c. ALLEN 3,109,091

SCALE COMPRISING A MULTIPLIER FOR USINGA PRECOMPUTED TABLE AND FRACTIONAL MULTIPLICATION Original Filed June 11, 1954 36 Sheets-Sheet l FIG-1 IN VEN TOR. KENNETH C. ALLEN ATTORNEYS K. c. ALLEN $109,091 MULTIPLIER FOR USING A PRECOMP Oct. 29, 1963 SCALE COMPRISING 'A UTED TABLE AND FRACTIONAL MULTIPLICATION Original Filed June 11, 1954 36 Sheets-Sheet 2 no N (D n Q IO N O INVENTOR.

KENNETH C. ALLEN ATTORNEYS 0) O N D l0 1' IO N O 35 556 ozimmzh H 85 x 5.56 02x55 m 85 3 10:5 ozaafiw m m wE Oct. 29, 1963 K. c. ALLEN 3,109,091

SCALE COMPRISING A MULTIPLIER FOR USING A PRECOMPUTED TABLE AND FRACTIONAL MULTIPLICA'IION orlglnal F'lled June 11, 1954 as Sheets$heet 3 F|G'4 COLUMN N0. 4a COLUMN NO.

19212212 i 221.22 Li 2399 WEIGHT WXY z 1 3 7 PRICE P Q R F s 1 (ZFT) (ZFU) s o YFT (YFU) 2 2 XFT XFU 1 5 WFT WFU s 3 ZRT (ZRU) 5 s YRT YRU 2 1 XRT XRU 1 4 WRT WRU 2 1 ZQT zou 2 4 YQT YOU 0 9 XQT xou o s WQT WQU o 9 (ZPT) ZPU o a (YPT) YPU o 3 (XPT) XPU 3 2 1wPT1wPu CARRIES 12 3 2 (K7) K6 K5 K4 K3 K2 CARRIES 329019? VALUES T u v F lG-5 FIG-5a COLUMN NO. COLUMN NO.

E i i E E E i 4 2 E 2399 ,WEIGHT WXY 2 .137-2- PRICE PQ RF CARRIESI 2 3 3 K6 K5 K4 K3 CARRIES 2 3 a 9 WPU XPU YPU ZPU o o 2 2 WQT XQT YQT ZQT s 9 4 1 wou xou YQU zou 1 2 5 s WRT XRT YRT ZRT 4 1 s WRU XRU YRU 1 2 e WFT XFT YFT s 2 WFU XFU 3 2 9 1 VALUE 9 T u v INVENTOR.

By KENNETH c. ALLEN MI I ATTOR NEYS Oct. 29, 1953 K. c. ALLEN 3, 9

SCALE COMPRISING A MULTIPLIER FOR USING A PRECOMPUTED TABLE AND FRACTIONAL MULTIPLICATION Original Filed June 11, 1954 36 Sheets-Sheet 4 INVENTOR.

KENNETH C.ALLEN ATTOR NEYS Oct. 29, 1963 K. c. ALLEN 3,109,091

SCALE COMPRISING A MULTIPLIER FOR USING A PRECOMPUTED TABLE AND FRACTIONAL MULTIPLICATION Original Filed June 11, 1954 36 Sheets-Sheet 5 PRICE IN DIGITS 8 O 1 2 3 4 5 6 7 8 9 DIGITS sfo 'O '1 01 02 c3 .3 04 .4 .5

TENS

INVENTOR.

KENNETH C. ALLEN BY ATTORNEYS Oct. 29, 1963 c, ALLEN 3,109,091 0 SCALE COMPRISING A MULTIPLIER FOR USING A PRECOMPUTED TABLE AND FRACTIONAL MULTIPLICATION Original Filed June 11, 1954 36 Sheets-Sheet 6 FIG -9 DECK W X Y Z FIG-H l E 3 i E I 3 $130M 150 1 152. :g INVENTOR.

\ 153 T ALLEN 3 155 BY KENNE +10.

,M ,M A001 A002 A003 A005 W 3 ATTORNEYS Oct. 29, 1963 SCALE COMPRISING A MUL Original Filed June 11, 1954 UNITS m co w an r IO N FIG-I06 1 UNITS mhwunq-rom U do N D D Q IO N FIG-1O TABLE AND FRACTIONAL MULTIPLICATION c. ALLEN I 3,109,091 TIPLIER FOR USING A PRECOMPUTED 36 Sheets-Sheet 7.

TIMES 7- TIMES 2 INVENTOR. KENNETH c. ALLEN BY Maw, wwa

ATTORNEYS Oct. 29, 1963 K. c. ALLEN 3,109,091

" SCALE COMPRISING A MULTIPLIER FOR USING A PRECOMPUTED TABLE AND FRACTIONAL MULTIPLICATION Original Filed June 11, 1954 36 Sheets-Sheet 8 IN V EN TOR.

KENNETH C. ALLEN BY MMMvW ATTORNEYS FIG-12 3,109,091 OISIECOMPUTED Oct. 29, 1963 c ALLEN SCALE COMPRISING A MULTIPLIER FOR USING A P TABLE AND FRACTIONAL MULTIPLICATI Original Filed June 11, 1954 36 Sheets-Sheet 9 CARRY 5RELAY 5 5 cm I J 2 I I I I ADDS RELAY CARRY RELAY 5RELAY ADDS CARRY SRELAY FIG-I3 ADD 5 RELAY TO CARRY TRANSFER RELAY VALUE TRANSFER RELAY CARRY TRANSFER RELAY 2 INVENTOR. KENNETH C. ALLEN ATTORNEYS Oct. 29, 1963 K. c. ALLEN 3,10 ,0 1

SCALE COMPRISING A MULTIPLIER FOR USING A PRECOMPUTED TABLE AND FRACTIONAL MULTIPLICATION Original Filed June 11, 1954 56 Sheets-Sheet 10 INVENTOR.

KENNETH C. ALLEN B26 225 BY ATTORNEYS Oct. 29, 1963 K. c. ALLEN 3,109,091

SCALE COMPRISING A MULTIPLIER FOR USING A PRECOMPUTED TABLE AND FRACTIONAL MULTIPLICATION Original Filed June 11, 1954 36 Sheets-Sheet l1 FIG-16 L 0 av) lLb a A INVENTOR. KENNETH c. ALLEN BY www w ATTORNEYS Oct. 29, 1963 K. c. ALLEN 3 SCALE COMPRISING A MULTIPLIER FOR USING A PRECOMPUTED TABLE AND FRACTIONAL MULTIPLICATION Original Filed June 11, 1954 I56 Sheets-Sheet 12 O N. O O O O I 12 1a| 14 15 1 6 is O I O U I 35L 3Q. ml. .151. .w 1

1 &

qo o o 4 1 1 o n so l m 9 3 0 g- E INVENTOR.

KENNETH C. ALLEN BY WMAM947;

ATTORNEYS 3,109,091 PUTED ATION 36 Sheets-Sheet 13 Oct. 29, 1963 K. c. ALLEN SCALE COMPRISING A MULTIPLIER FOR USING A PRECOM TABLE AND FRACTIONAL MULTIPLIC Original Filed June 11, 1954 In W mu k "W W 5 6 2 5 7 m A 8 22 N E S N a z \1 N 5 d m 2 lllll IILI Z Y 6 w B 2 2 R z. 2

w 3 6 8765432 0 K mm m w 0 mm m E 8 Ir. x it? AK.V G EFWW 9 DOPT l 5 E EW 2 I T wS il. W J w R 3 5 I u m w m mm F ATTORNEYS Oct. 29, 1963 K. c. ALLEN 3,109,091

SCALE COMPRISING A MULTIPLIER FOR USING A PRECOMPUTED ND FRACTIONAL MULTIPLICATION TABLE A Original Filed June 11, 1954 36 Sheets-Sheet 14 NW Iv 0 mm mm hm mm 6E 07 6-. 0; 0; 0E 07- 01 m mm mm PM On mm mm NM 2. 0; 0E 07.. OC 0: 0; 6:- wN mm QN MN am m 07. 07 0; 0E QE 9.

R N m E L EL V A m C E N N E K Om wl BY WMMW ATTORNEYS K. C. ALLEN SCALE COMPRISING A MULTIPLIER FOR USING A PRECOM Original Filed June 11, 1954 FIG-21 PUTED TABLE AND FRACTIONAL MULTIPLICATION 36 Sheets-Sheet 15 TO CONTROL CIRCUIT M Nf;---- c/ I I I g 4276 ww- PRINT zse\ vi MOTOR v zss an 25861. 1 ZGS 266 INVENTOR.

BY KENNETHC.ALLEN Wwl lw ff ATTORNEYS Oct. 29, 1963 FIG-22 K. C. ALLEN SCALE COMPRISING A MULTIPLIER FOR USING A PRECOMPUTED TABLE AND FRACTIONAL MULTIPLICATION Original Filed June 11, 1954 36 Sheets-Sheet l6 INVENTOR.

KENNETH C. ALLEN BY M M ia ATTORNEYS Oct. 29, 1963 K. c. ALLEN 3,109,091

SCALE COMPRISING A MULTIPLIER FOR USING A PRECOMPUTED TABLE AND FRACTIONAL MULTIPLICATION Original Filed June 11, 1954 36 Sheets-Sheet 17 FIG --23 TENS OF POUNDS .B iEL O O O OFU O O O 0 0E INVENTOR.

BY KENNETH C. ALLEN WMM ATTORNEYS Oct. 29, 1963 K. c. ALLEN 3,109,091

SCALE COMPRISING A MULTIPLIER FOR USING A PRECOMPUTED TABLE AND FRACTIONAL MULTIPLICATION Original Filed June 11, 1954 36 Sheets-Sheet l8 FIG-24 POUNDS KENNETH C.ALLEN BY ATTOR NEYS Oct. 29, 1963 K. c. ALLEN 3,109,091

SCALE COMPRISING A MULTIPLIER FOR USING A PRECOMPUTED TABLE AND FRACTIONAL MULTIPLICATIQN Original Filed June 11, 1954 36 Sheets-Sheet '19 FIG --25 TENTHS OF POUNDS IN VEN TOR.

KENNETH C. ALLEN BY W4 ATTO R N EYS Oct. 29, 1963 K. c. ALLEN 3,109,091

SCALE COMPRISING A MULTIPLIER FOR USING A PRECOMPUTED TABLE AND FRACTIONAL MULTIPLICATION' Original Filed June 11, 1954 56 Sheets-Sheet 20 FIG-26 HUNDREDTHS OF POUNDS o o o o 0 o o --"-QURT IN VEN TOR.

KENNETH O. ALLEN ATTORNEYS 

1. AN ELECTRICAL PRECOMPUTED MULTIPLYING SYSTEM FOR OBTAINING THE PRODUCT OF TWO FACTORS COMPRISING A SELECTOR SWITCH MOVABLE OVER A SERIES OF POSITIONS AND ADAPTED TO BE SET IN ONE OF SAID POSITIONS REPRESENTING ONE OF SAID FACTORS, A SERIES OF MOVABLE CONTACTS FORMING PART OF SAID SWITCH AND MOVABLE TOGETHER THEREWITH THROUGH SAID SERIES OF POSITIONS, A SEPARATE SERIES OF FIXED CONTACTS FOR EACH OF SAID MOVABLE CONTACTS IN EACH OF SAID POSITIONS ARRANGED SO THAT EACH MOVABLE CONTACT ENGAGES ONE OF SAID FIXED CONTACTS IN EACH POSITION OF SAID SELECTOR SWITCH, ELECTRICAL MEANS FOR SELECTING ONE OF SAID SERIES OF CONTACTS AS REPRESENTING THE OTHER FACTOR BY THE CONNECTION OF AN ELECTRICAL CIRCUIT THERETO, AN OUTPUT CIRCUIT HAVING A SERIES OF POSITIONS EACH CORRESPONDING TO THE PRODUCT OF TWO SUCH SELECTED FACTORS, AND MEANS CONNECTING EACH ONE OF SAID FIXED CONTACTS WITH ITS CORRESPONDING POSITION IN SAID OUTPUT CIRCUIT TO COMPLETE A CIRCUIT TO THE POSITION IN SAID OUTPUT CIRCUIT REPRESENTING THE PRODUCT OF THE ONE OF SAID FACTORS SELECTED BY THE POSITION OF SAID SELECTOR SWITCH AND THE OTHER FACTOR DETERMINED BY SELECTION OF THE PREDETERMINED MOVABLE CONTACT. 